CN1125386C - Pressure regulating valve for fitting-type cross valve fitted at base - Google Patents
Pressure regulating valve for fitting-type cross valve fitted at base Download PDFInfo
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- CN1125386C CN1125386C CN97115375A CN97115375A CN1125386C CN 1125386 C CN1125386 C CN 1125386C CN 97115375 A CN97115375 A CN 97115375A CN 97115375 A CN97115375 A CN 97115375A CN 1125386 C CN1125386 C CN 1125386C
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- 230000001105 regulatory effect Effects 0.000 title claims description 41
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 31
- 239000012530 fluid Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/048—Electromagnetically actuated valves
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/10—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
- G05D16/101—Control of fluid pressure without auxiliary power the sensing element being a piston or plunger the controller being arranged as a multiple-way valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2607—With pressure reducing inlet valve
- Y10T137/261—Relief port through common sensing means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86614—Electric
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/877—With flow control means for branched passages
- Y10T137/87885—Sectional block structure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Fluid Pressure (AREA)
- Multiple-Way Valves (AREA)
- Safety Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
A pressure-control valve mounted so as to be directly positioned between a selector valve 3 and a base 2. The valve comprising a valve body 15 with almost the same lateral width as the selector valve 3, with the body 15 including therein a plurality of communication passages allowing the passage holes in the selector valve 3 to communicate with the corresponding passage holes in the base 2. A pressure-control valve hole 19 is disposed so as to cross the communication passages. A pressure-control valve rod 20 is inserted into the valve hole and means is provided which cooperate with the pressure-control valve rod to adjust the air pressure to a set value.
Description
Technical field
The present invention relates to a kind of pressure-regulating valve that fluid pressure on the pedestal mount type cross-over valve, that be used for that this cross-over valve is exported is adjusted to required pressure that is installed in.
Background technology
When through the pressure fluid of cross-over valve institute compressed and supplied air etc. the fluid press being produced to drive, often must fluid that supply with this fluid press be compressed into row regulate according to the setting pressure of machine and duty etc.When carrying out such fluid pressure adjusting, the pressure-regulating valve such as reduction valve is installed in the pipe arrangement of delivery outlet that connects cross-over valve and fluid press normally.
But, because well-known pressure-regulating valve generally all is big shape, thus when such pressure-regulating valve is connected with cross-over valve by pipe arrangement, its pipe distribution operation is become bothers very much, and needs big the space is set.In the time will on the such base component of the house steward with pipe arrangement mouth and base plate, carrying a plurality of cross-over valves and use, owing to must connect pressure-regulating valve with the cross-over valve equal number, so above-mentioned such problem takes place especially easily, sometimes also because the usage quantity of cross-over valve makes the installation of pressure-regulating valve become difficult.And this problem is owing to the miniaturization of nearest cross-over valve becomes outstanding especially.
Summary of the invention
Main problem of the present invention is to provide a kind of and needn't uses pipe arrangement and can be simply and be installed in the pressure-regulating valve of the little shape on the pedestal mount type cross-over valve compactly.
Other problem of the present invention is, a kind of pressure-regulating valve with appropriate design structure that in the valve body of little shape many streams and pressure regulator valve mechanism is combined dexterously is provided.
For solving above-mentioned problem, according to the present invention, provide a kind of can be at the cross-over valve that the flow direction of pressure fluid is changed and the pressure-regulating valve of the little shape that is being provided with of the state of directly being seized on both sides by the arms between for the pedestal of pressure fluid being supplied with this cross-over valve.
The valve body of above-mentioned pressure-regulating valve has the transverse width identical with above-mentioned cross-over valve in fact, can not exceed from the side and is installed between this cross-over valve and the said base.
Be arranged side by side the straight-through access that directly is communicated with between switching access that is interconnected through pressuring adjusting valve base between the one group of relative through hole that makes above-mentioned cross-over valve and pedestal and the relative through hole that makes other in the inside of above-mentioned valve body, also be provided with the pressure regulating valve hole that crosses above-mentioned switching access and straight-through access simultaneously; In this pressure regulating valve hole, be inserted with pressure regulation valve rod with pressure regulator valve member.
Above-mentioned pressure regulating valve hole is connected with above-mentioned switching access, but is not communicated with straight-through access; And this pressure regulating valve hole can not stop up by straight-through access fully, but with the state of the residual stream basal area that is necessary around it is connected.
In the pressure balance chamber that is arranged on above-mentioned pressure regulation valve rod one end, be provided with relief piston and pressure spring again; Involution at the other end of pressure regulation valve rod is indoor, is provided with resetting spring; The pressure regulation road that these pressure balance chambers and involution chamber are connected becomes abreast be provided with above-mentioned pressure regulating valve hole.
Further, on above-mentioned valve body, the pilot stream that the promising pressure fluid that pressure regulation is used imports pressure balance chamber is set.
Pressure-regulating valve with above-mentioned formation, carrying out functional combination by many access that are connected between the relative through hole that will make cross-over valve and pedestal with the pressure regulating valve hole of accommodating the pressure regulation valve rod on the position of the overlapping of valve inner sets, can effectively utilize volume inside, the transverse width of this valve body can be reduced to identical with cross-over valve in fact degree thus.And such result is, this pressure-regulating valve might be installed in the width range of cross-over valve compactly directly to be clamped in the state between cross-over valve and the said base, even on pedestal, carry the occasion that a plurality of cross-over valves use, also can be simply at the pressure-regulating valve that connects on each cross-over valve separately.
Aspect desirable example of the present invention, above-mentioned pressure regulating valve hole and pressure regulation road are to be provided with in mode adjacent on the path direction of above-mentioned access.Thus, compare, just can further reduce the decrement of stream basal area, guarantee necessary stream basal area reliably with the situation that ditch width direction with these pressure regulating valve holes and pressure regulation curb access is being arranged side by side.
Aspect concrete example of the present invention, above-mentioned switching access is for pressure fluid is supplied to the supply port stream of cross-over valve from the supply port of pedestal; It is by being constituted to the part 1 of above-mentioned valve opening opening and the part 2 to the valve opening opening on the position different with above-mentioned part 1 that is connected with the supply through hole of cross-over valve of being connected with the supply through hole of pedestal; Between these part 1s and part 2, be provided with above-mentioned pressuring adjusting valve base.
In one embodiment of the invention, above-mentioned pilot stream is formed by the gap between pressure regulation valve rod and the pressure regulating valve hole, and the part 2 of above-mentioned switching access is connected with pressure balance chamber or involution chamber.
In other embodiments of the invention, above-mentioned pilot stream is formed with the guide hole that the pressure regulation road directly is connected by the part 2 that makes above-mentioned switching access.
In another other embodiment of the present invention, above-mentioned pilot road, the guide hole that in pressure regulating valve hole, is connected by the output through hole that makes cross-over valve and the gap of the pressure regulation valve rod periphery that this guide hole is connected with pressure balance chamber or involution chamber is constituted.At the pressure-regulating valve of this occasion, during the straight-through access of the output usefulness that is connected between it has output through hole with pedestal and cross-over valve, above-mentioned guide hole just is formed on the straight-through access of this output usefulness.
In the present invention, in the gap of above-mentioned pressure regulation valve rod periphery, do not constitute the part of above-mentioned pilot stream, sealed by the containment member that is installed on this pressure regulation valve rod.At this moment, as above-mentioned containment member, by using the lip seal member that sealing is had directivity, the pressure fluid extruding of pressure balance chamber or involution chamber is opened the sealing member and is discharged to part 1 one side that opens and closes access in the time of can being desirably in the involution action.
Description of drawings
Fig. 1 is installed in the pressure-regulating valve of the 1st embodiment for expression the cut-open view of the state between pedestal and the cross-over valve.
Fig. 2 is the enlarged drawing of the pressure-regulating valve of the 1st embodiment.
Fig. 3 is the partial enlarged drawing of Fig. 2.
Fig. 4 is that the IV-IV of Fig. 2 is to cut-open view.
Fig. 5 is that the V-V of Fig. 2 is to cut-open view.
Fig. 6 is that the VI-VI of Fig. 2 is to cut-open view.
Fig. 7 is the cut-open view of the 2nd embodiment of the present invention.
Fig. 8 is the cut-open view of the 3rd embodiment of the present invention.
Fig. 9 is the cut-open view of the 4th embodiment of the present invention.
Figure 10 is the cut-open view of the 5th embodiment of the present invention.
Figure 11 is that the XI-XI of Figure 10 is to cut-open view.
Figure 12 is the cut-open view of the 6th embodiment of the present invention.
Figure 13 is for can just in time being applicable to the structural drawing of the overflow mechanism of variable valve of the present invention.
Embodiment
State when Fig. 1 represents to be directly installed on pressure-regulating valve 1 of the present invention between pedestal 2 and the cross-over valve 3.These parts 1,2,3 are being interfixed by not shown suitable erecting devices such as erection bolt.
Said base 2 is the general names with members such as the house steward of pipe arrangement mouth and base plates, and it has a kind of structure that can carry one or more cross-over valves.But shown in the figure, be a kind of pedestal of the monolithic devices that carries 1 cross-over valve 3 and use.This pedestal 2 has compressed-air actuated supply port P and the 1st escape hole EA, the 2nd escape hole EB in the side of one side, simultaneously, have the 1st delivery outlet A and the 2nd delivery outlet B in its opposing party's side.On said base 2, be provided with smooth variable valve installed surface 2a again.On this installed surface 2a, supply through hole the 5, the 1st output through hole 6A and the 2nd output through hole 6B and the 1st discharge through hole 7A and the 2nd discharge through hole 7B that individually are connected with above-mentioned each mouthful to become row status openings side by side to have.
Above-mentioned cross-over valve 3 is the cross-over valves of single guide valve type with guide valve portion 9 of main valve portion 8 and solenoid operated.Above-mentioned main valve portion 8 has smooth variable valve installed surface 3a below its valve body.On this installed surface 3a, discharge through hole 12B to become row status openings side by side to have the through hole of supply the 10, the 1st output through hole 11A and the 2nd output through hole 11B and the 1st to discharge through hole 12A and the 2nd.Again,, formed the valve opening 13 that makes above-mentioned each through hole that opening be arranged, in this valve opening 13, be inserted with valve rod 14 in the airtight mode that can slide in the inside of valve body.
Above-mentioned cross-over valve 3, when by the exciting electromagnetic coil effect from guide valve portion 9 during to main valve portion 8 output indication fluids, the right of valve rod 14 in figure moves, and makes to supply with through hole 10 and the 1st output through hole 11A is connected.Making the 2nd output through hole 11B and the 2nd discharge through hole 12B simultaneously is connected.Again, when having removed the exciting electromagnetic coil state, because the indication fluid of main valve portion 8 is discharged from, so the effect by the indoor inside indication fluid that is fed into guide valve portion offside makes valve rod 14 return to illustrated state, supply through hole 10 and the 2nd output through hole 11B are connected, make the 1st output through hole 11A and the 1st discharge through hole 12A simultaneously and be connected.
But above-mentioned cross-over valve 3 is not limited to the cross-over valve of such as shown single guide valve type, also can be the cross-over valve or the directly actuated cross-over valve of two guide valve types.
As being shown specifically among Fig. 2, the pressure-regulating valve 1A of the 1st embodiment has purchased for rectangular cross section and to have had and the roughly the same transverse width of the valve body of above-mentioned cross-over valve 3 and the elongated shape valve body 15 of rectangular section.The top and bottom of this valve body 15 become smooth installed surface 15a, the 15b that are used to be installed on said base 2 and the cross-over valve 3.By these installed surfaces, it is being mounted directly to seize on both sides by the arms the state between pedestal 2 and cross-over valve 3.
In the inside of above-mentioned valve body 15, between installed surface 15a up and down and 15b, be formed with many access 16,17A, 17B, 18A and the 18B that couples together between the corresponding through hole that makes above-mentioned cross-over valve 3 and pedestal 2; Also be provided with the pressure regulating valve hole 19 that crosses these access simultaneously.In this pressure regulating valve hole 19, be inserted with the pressure regulation valve rod 20 that can move freely.
In one line, the location above-mentioned many access 16,17A, 17B, 18A and 18B in, the access 16 of the supply usefulness that the supply through hole 10 of the supply through hole 5 of pedestal 2 and cross-over valve 3 is connected, be have therebetween pressuring adjusting valve base 25 can freely openable access; Again, output access 17A, 17B that output through hole 6A, 6B are connected with 11A, 11B respectively, and discharge access 18A, 18B that discharge through hole 7A, 7B are connected with 12A, 12B respectively, all be the straight-through access that directly couples together between a kind of through hole that makes separately.
Above-mentioned switching access 16, as from also can finding out Fig. 3, by the supply through hole 5 with pedestal 2 sides be connected to the part 1 16a of above-mentioned pressure regulating valve hole 19 openings and with the position that is being different from part 1 16a that the supply through hole 10 of cross-over valve 3 sides is connected on constituted to the part 2 16b of above-mentioned pressure regulating valve hole 19 openings; On the part of the pressure regulating valve hole 19 between these part 1s 16a and the part 2 16b, be provided with above-mentioned pressuring adjusting valve base 25; By the pressure regulator valve member 21 that is arranged on the above-mentioned pressure regulation valve rod 20, above-mentioned switching access 16 can be opened and closed from part 1 16a one side.
Above-mentioned pressure regulating valve hole 19 as also can finding out from Fig. 4～Fig. 6, is being interconnected with opening and closing access 16, but with other straight-through access 17A, 17B, 18A and 18B be disconnected; It passes the substantial middle position of these single straight-through access with the state in the mobile necessary gap of reservation pressurized air, both sides.Like this, because access and pressure regulating valve hole 19 are arranged in the valve body 15 across, thereby can in narrow space, these parts be configured expeditiously, so can make above-mentioned valve body 15 have shape structure little, reasonable in design.
On a side's of above-mentioned valve body 15 end, be formed with pressure regulating part 29.This pressure regulating part 29 has: the pressure balance chamber 38 for forming towards above-mentioned pressure regulating valve hole 19 between valve body 15 and pressure regulation side cover 30, the relief piston 33 that can accommodated in this pressure balance chamber 38 with being free to slide; And the pressure spring 35 between the spring base 32 that is set at this relief piston 33 and its behind in spring housing 34.By this pressure spring 35, give above-mentioned relief piston 33 1 kinds of elastic force towards pressure regulation valve rod 20 1 sides.The elastic force of this pressure spring 35 can be regulated by making adjusting bolt 31 produce advance and retreat.36 set nuts for the above-mentioned adjusting bolt 31 of locking.
On above-mentioned relief piston 33, be provided with through above-mentioned spring housing 34 and spiracle 40 vent port 39 to atmosphere opening, the front end at this vent port 39 is provided with spill valve member 37 simultaneously; This spill valve member 37 is opened and closed by the valve switching portion 41 of the taper of above-mentioned pressure regulation valve rod 20 front ends.
On the opposing party's of above-mentioned valve body 15 end, be formed with the involution chamber 45 that leads to above-mentioned pressure regulating valve hole 19 between this valve body 15 and involution side cover 42 again.In this involution chamber 45, be provided with and give above-mentioned pressure regulation valve rod 20 1 kinds of resetting springs 44 towards the elastic force of relief piston 33.The elastic force of the elasticity rate pressure spring 35 of this resetting spring 44 is little.
Above-mentioned involution chamber 45 is connected with mouthful 43 via through holes of detecting on being arranged on involution side cover 42, and detects pressure gauge on mouthfuls 43 and can detect and regulate air and press by being installed in this.
In above-mentioned valve body 15, pressure regulation road 23 parallel with above-mentioned pressure regulating valve hole 19, that above-mentioned pressure balance chamber 38 and involution chamber 45 are coupled together is being set on the position near the path direction of each access 16,17A, 17B, 18A and 18B also.By these pressure regulating valve holes 19 and pressure regulation road 23 being arranged to a kind of like this position relation, and they are compared along the occasion that the ditch width direction of access is arranged side by side, just can reduce the decrement of stream basal area, guarantee the stream basal area of required size reliably.
Above-mentioned pressure regulation valve rod 20 has and a kind ofly can form the gap that stream is used between the hole wall of its periphery and pressure regulating valve hole 19 to have the external diameter that inserts in the pressure regulating valve hole 19 spacious and comfortablely.And, lead to the gap 24a of pressure balance chamber 38 from the part 2 16b of above-mentioned switching access 16, form and be used for importing the pilot stream of pressure balance chamber 38 from the pressurized air of this part 2 16b; Gap 24b with the part 1 16a of above-mentioned switching access 16 is connected with involution chamber 45 is sealed by the containment member 28 that is arranged on the pressure regulation valve rod 20.
On the pressure-regulating valve 1A of the 1st embodiment with above-mentioned formation, when the pressurized air from the supply port P of pedestal 2 is not fed into when opening and closing on the access 16, by the elastic force of pressure spring 35 make relief piston 33 and pressure regulation valve rod 20 to the left of figure to moving, pressure regulator valve member 21 makes pressuring adjusting valve base 25 open.Thus, the part 1 16a of above-mentioned switching access 16 and part 2 16b just are interconnected, and make the supply through hole 10 of the supply port P of pedestal 2 and cross-over valve 3 become the state of connection.
When going up supply pressurized air through above-mentioned supply port P, this pressurized air, the supply through hole 10 through above-mentioned switching access 16 inflow cross-over valves 3 simultaneously, flows into pressure balance chamber 38 through above-mentioned pilot stream 24a, further also flow into involution chamber 45 through pressure regulation road 23.Therefore, relief piston 33, by the air that acts on this piston press acting force and the elastic force of the resetting spring 44 that acting on through pressure regulation valve rod 20 make a concerted effort push, make to produce in the pressure spring 35 to retreat, until till when this position of balancing each other with the elastic force power of pressure spring 35 with joint efforts in compression.Then, when above-mentioned power balanced each other, pressure regulator valve member 21 made pressuring adjusting valve base 25 produce sealing, and the part 1 16a and the part 2 16b that open and close access 16 are interdicted mutually.
When the acting force that air on acting on above-mentioned relief piston 33 is pressed is bigger than the elastic force of pressure spring 35, because above-mentioned relief piston 33 will further retreat, institute is so that spill valve member 37 is open, thereby be discharged to the outside by the pressurized air that makes pressure balance chamber 38, the balance of the elastic force of acting force that above-mentioned air presses and pressure spring 35 is maintained.
Like this, the air that opens and closes part 2 16b one side of access 16 is pressed (also being that delivery air is pressed), is adjusted to the force value that has been set by pressure spring 35.This air is pressed, and can be detected by being installed in the pressure gauge that detects on the mouth 43.
The setting that above-mentioned air is pressed can change by regulator bolts 31 generation advance and retreat are regulated the elastic force of pressure spring 35.
Fig. 7 represents the 2nd embodiment of pressure-regulating valve of the present invention.In above-mentioned the 1st embodiment, be to use sealing direction-free "O as containment member 28.In contrast, the pressure-regulating valve 1B of the 2nd embodiment is to use sealing directive containment member 28a with lip of " Y " shape or " V " shape section, and is different with the 1st embodiment in this.And sealing member 28a flowed with a kind of can the prevention from opening and closing the compressed-air actuated of access direction involution chambers 16 1 45 1 sides, but allow its orientation that flows round about being mounted.Thus, when the air pressure that makes supply port P is released, because part 2 16b one side's of switching access 16 pressurized air can push and open above-mentioned containment member 28a and flow out from part 1 16a, so pressure regulator valve member 21 can make pressuring adjusting valve base 25 open immediately, thereby the residual voltage of outgoing side is discharged from.
Again, because the formation beyond above-mentioned among the 2nd embodiment and effect identical with the 1st embodiment in fact, so on main same area, be marked with identical symbol, and omit explanation.
Fig. 8 represents the 3rd embodiment of pressure-regulating valve.This pressure-regulating valve 1C and the above-mentioned the 1st and the difference of the 2nd embodiment be, the pilot stream that the pressurized air that pressure regulation is used imports pressure balance chamber 38 is not that the gap by the periphery of pressure regulation valve rod 20 is formed, but the guide hole 48 that directly is connected by part 2 16b that will open and close access 16 and pressure regulation road 23 is formed.Therefore, in the 3rd embodiment, the gap 24a of the periphery of the pressure regulation valve rod 20 that above-mentioned part 2 16b is connected with pressure balance chamber 38 is sealed by the 2nd containment member 47 that is located on this pressure regulation valve rod 20.In this embodiment, on to the part 1 16a that opening and closing access 16 and the 1st containment member 46 that the gap 24b between 45 sides of involution chamber seals, use sealing the containment member of directive lip type; And on above-mentioned the 2nd containment member 47, use direction-free "O.
In addition, because the formation beyond above-mentioned among the 3rd embodiment and effect identical with the 1st embodiment in fact, so main same area is marked with the symbol identical with the 1st embodiment, and omit explanation.
Fig. 9 represents the 4th embodiment of pressure-regulating valve.The main difference of this pressure-regulating valve 1D and the various embodiments described above is that the part 1 16a of switching access 16 and the configuration of part 2 16b have produced counter-rotating along the axis direction of pressure regulating valve hole 19.That is, part 1 16a is set, in involution chamber 45 1 sides part 2 16b is set simultaneously in pressure balance chamber 38 1 sides; Be formed with pressuring adjusting valve base 25 on this part 2 16b one side, this pressuring adjusting valve base 25 is opened and closed from part 2 16b one side by pressure regulator valve member 21.And the gap 24b of the periphery of the pressure regulation valve rod 20 that above-mentioned part 2 16b is connected with involution chamber 45 becomes the pilot stream; The pressurized air that pressure regulation is used 45 is directed into pressure balance chamber 38 through pressure regulation road 23 from above-mentioned involution chamber; The gap 24a of the periphery of the pressure regulation valve rod 20 that above-mentioned part 1 16a is connected with pressure balance chamber 38, it seal towards the direction of pressure balance chamber 38 sides seal member 49 by lip.
Again, because the formation beyond above-mentioned among the 4th embodiment and effect identical with the 1st embodiment in fact, so main same area is marked with the symbol identical with the 1st embodiment, and omit explanation.
Figure 10 represents the 5th embodiment of pressure-regulating valve.The pressure-regulating valve 1E of the 5th embodiment and the difference of above-mentioned the 1st～4 embodiment are that the pressurized air that pressure regulation is used obtains from the straight-through access of output usefulness.That is, this pressure-regulating valve 1E as also knowing from Figure 11, uses on the straight-through access 17A in the 1st output that the 1st output through hole 11A that the 1st of pedestal 2 is exported through hole 6A and cross-over valve 3 is connected, and is provided with the guide hole 52A towards pressure regulating valve hole 19; By the pilot stream that the gap 24b by the periphery of this guide hole 52A and pressure regulation valve rod 20 is constituted, make from above-mentioned the 1st output to be communicated with the pressure regulation that connects road 17A and to be directed to pressure balance chamber 38 from involution chamber 45 through pressure regulation road 23 with pressurized air with straight-through.
And, on pressure regulation valve rod 20, be separately installed with the 1st containment member 53 that the gap 24b of its periphery is sealed between part 1 16a that opens and closes access 16 and above-mentioned guide hole 52A, and the 2nd containment member 54 that gap 24a is sealed between part 2 16b and pressure balance chamber 38.
In addition, the 5th embodiment, just aforesaid pressure regulation with compressed-air actuated importing route this point on embodiment with other different.Because the action during pressure regulation is identical with the 1st embodiment in fact, thus the part of the main identical formation beyond above-mentioned is marked with the symbol identical with the 1st embodiment, and omit explanation to them.
Again, in above-mentioned the 5th embodiment, on the 1st containment member 53, also can use the seal member of lip, the seal member of this lip also can be configured to from compressed-air actuated having flowed from part 1 16a one side direction involution chamber 45 1 sides that open and close access 16 stoped, but allows compressed-air actuated reversed flow.Thus, when the air supply of supply port P is pressed when being released, hold above-mentioned the 1st containment member 53 and be discharged to supply port P,, make the residual voltage discharge so pressuring adjusting valve base 25 can be open immediately because the 1st output can be pushed with the air pressure of straight-through access 17A.Meanwhile, on the 2nd containment member 54, also can use the containment member of lip, the sealing member also can be configured to compressed-air actuated the flowing from part 2 16b one side direction pressure balance chamber 38 1 sides that open and close access 16 stoped, but allows compressed-air actuated reversed flow.Thus, the discharge efficient of the residual voltage when the air supply pressure of supply port P is released is further improved, the sliding resistance of the 1st and the 2nd containment member 53,54 is diminished, the response of pressure regulation valve rod 20 improves.
Figure 12 represents the 6th embodiment of pressure-regulating valve.The pressure-regulating valve 1F of the 6th embodiment compares with the pressure-regulating valve 1E of above-mentioned the 5th embodiment, the compressed-air actuated importing route difference that its pressure regulation is used.That is, this pressure-regulating valve 1F uses on the straight-through access 17B in the 2nd output that the 2nd output through hole 6B with pedestal 2 and cross-over valve 3 is connected with 11B, is provided with the guide hole 52B towards pressure regulating valve hole 19; The pilot stream that is constituted via the gap 24a of the periphery of this guide hole 52B and pressure regulation valve rod 20 can import pressure balance chamber 38 with the pressurized air of straight-through access 17b from the 2nd output.
In addition, for formation and the effect beyond above-mentioned,,, and omit explanation to them so main identical component part is marked with the symbol identical with the 5th embodiment owing to come down to identically with the 5th embodiment.
Again, on the 6th embodiment, also can be the same with the variation of above-mentioned the 5th embodiment, make side in the 1st and the 2nd containment member 53,54 or two sides by the containment member that seals directive lip is formed.At this moment be provided with direction and effect that causes thus etc. of lip seal parts are identical with the situation of the variation of above-mentioned the 5th embodiment in fact.
Figure 13 represents just in time to be applicable to the xenogenesis structure example of valve switching portion 41 of end of pressure regulation valve rod 20 of the pressure-regulating valve of the various embodiments described above.This valve switching portion 41, the smooth ring-type interface 41a that docks by end face and constituted from the outstanding teat 41b that spill valve member 37 is opened and closed of this interface with relief piston 33.
By constituting of such valve switching portion, when the right of pressure regulation valve rod 20 to figure moves, when making teat 41b locking live spill valve member 37, because the interface 41a of ring-type and the end face of relief piston 33 connect, so can prevent to produce the situation of excessive deformation owing to pushing of valve rod makes spill valve member 37.
On the pressure-regulating valve of the various embodiments described above, contain the output access that couples together between the output through hole with pedestal 2 and cross-over valve 3 in the above-mentioned straight-through access.Even but be provided with delivery outlet and in the occasion that pedestal 2 sides are not established delivery outlet in cross-over valve 3 sides, also there is no need specially the straight-through access of above-mentioned output usefulness is dispensed.In the occasion of the straight-through access that does not omit this output usefulness, the end of pedestal 2 sides of this access is sealed by gasket seal.Again, utilize the straight-through access of this output usefulness, can also shown in the above-mentioned the 5th and the 6th embodiment, get the pressurized air that into pressure regulation is used like that.
On the other hand, occasion at the straight-through access that has omitted above-mentioned output usefulness, enter pressure balance chamber 38 when carrying out pressure regulation when delivery air being pressed get, also can on the valve body 15 of pressure-regulating valve, be provided with and make to the output through hole 11A of the lower aperture of above-mentioned cross-over valve 3 or the suitable guide hole that 11B is connected with pressure regulating valve hole 19, and, above-mentioned delivery air pressed be taken into pressure balance chamber 38 or involution chamber 45 by the pilot road that the gap constituted of the periphery of this guide hole and pressure regulation valve rod 20.
Claims (9)
1. pressure-regulating valve that is used to be installed on the pedestal mount type cross-over valve, be installed in cross-over valve that the flow direction of pressure fluid is changed and for pressure fluid is supplied with between the pedestal of this cross-over valve, its effect is to regulate for fluid pressure; This pressure-regulating valve is characterised in that and comprises:
Has the valve body transverse width identical and that be installed with directly to be clamped in the state between this cross-over valve and the said base with above-mentioned cross-over valve;
Straight-through access, this straight-through access is arranged in the above-mentioned valve body abreast, directly is connected between switching access that is interconnected through pressuring adjusting valve base between the one group of relative through hole with above-mentioned cross-over valve and pedestal and the relative through hole with other;
Pressure regulating valve hole, this pressure regulating valve hole is arranged in the above-mentioned valve body in the mode of crossing above-mentioned switching access and straight-through access, and with open and close access and be connected and be not communicated with direct access, make this straight-through access the stream basal area be arranged and connect, on a position of this pressure regulating valve hole, have above-mentioned pressuring adjusting valve base with residual;
Can be set at the pressure regulation valve rod in the above-mentioned pressure regulating valve hole freely movably;
Be arranged on pressure regulator valve member on the above-mentioned pressure regulation valve rod, that above-mentioned pressuring adjusting valve base is opened and closed;
Be arranged on the pressure balance chamber of above-mentioned pressure regulation valve rod one end, can be arranged on relief piston in this pressure balance chamber and the pressure spring that this relief piston is suppressed to pressure regulation valve rod one side with being free to slide;
Be arranged on above-mentioned pressure regulation valve rod the other end the involution chamber and be arranged on the indoor resetting spring that the pressure regulation valve rod is suppressed to relief piston one side of this involution;
Be arranged on pressure regulation road inside, that above-mentioned pressure balance chamber and involution chamber are connected of above-mentioned valve body with above-mentioned pressure regulating valve hole with paralleling;
And the pilot stream that imports pressure balance chamber for the pressure fluid that pressure regulation is used.
2. pressure-regulating valve as claimed in claim 1 is characterized in that: above-mentioned pressure regulating valve hole and pressure regulation road be in the adjacent position of the path direction of above-mentioned each access on.
3. pressure-regulating valve as claimed in claim 1 or 2, it is characterized in that: above-mentioned switching access, it is the supply access that is interconnected between the supply through hole with pedestal and cross-over valve, this access is made of part 1 and part 2, this part 1 be connected with the supply through hole of pedestal and to above-mentioned pressure regulating valve hole opening, this part 2 be connected with the supply through hole of cross-over valve and with the different position of part 1 on to above-mentioned pressure regulating valve hole opening, between these part 1s and part 2, have above-mentioned pressuring adjusting valve base.
4. pressure-regulating valve as claimed in claim 3 is characterized in that: above-mentioned pilot stream, the gap of the periphery of the above-mentioned pressure regulation valve rod that is connected with pressure balance chamber or involution chamber by the part 2 that makes above-mentioned switching access is constituted.
5. pressure-regulating valve as claimed in claim 3 is characterized in that: above-mentioned pilot stream, and by the guide hole that is connected in the output through hole that makes cross-over valve and the pressure regulating valve hole with the gap of the pressure regulation valve rod periphery that this guide hole is connected with pressure balance chamber or involution chamber is constituted.
6. pressure-regulating valve as claimed in claim 5 is characterized in that: above-mentioned guide hole is formed on the straight-through access of the output usefulness that the output through hole with the output through hole of pedestal and cross-over valve is connected.
7. pressure-regulating valve as claimed in claim 3 is characterized in that: the guide hole that above-mentioned pilot stream is the part 2 that makes above-mentioned switching access directly to be connected with the pressure regulation road.
8. the pressure-regulating valve described in each of claim 4 to 7 is characterized in that: will be in the gap of above-mentioned pressure regulation valve rod periphery the part except that constituting above-mentioned pilot stream, sealed by the containment member that is installed on this pressure regulation valve rod.
9. pressure-regulating valve as claimed in claim 8, it is characterized in that: as above-mentioned containment member, by using, when moving, involution can make the pressure fluid extruding of pressure balance chamber or involution chamber open the sealing member and be discharged to part 1 one side that opens and closes access by the lip seal member that sealing is had directivity.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP219405/1996 | 1996-08-01 | ||
| JP219405/96 | 1996-08-01 | ||
| JP21940596 | 1996-08-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1177759A CN1177759A (en) | 1998-04-01 |
| CN1125386C true CN1125386C (en) | 2003-10-22 |
Family
ID=16734900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97115375A Expired - Lifetime CN1125386C (en) | 1996-08-01 | 1997-07-31 | Pressure regulating valve for fitting-type cross valve fitted at base |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5829481A (en) |
| EP (1) | EP0822361B1 (en) |
| KR (1) | KR100244540B1 (en) |
| CN (1) | CN1125386C (en) |
| DE (1) | DE69715751T2 (en) |
| TW (1) | TW347882U (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW377835U (en) * | 1997-04-03 | 1999-12-21 | Smc Corp | Pressure regulating valve used for base type transfer valve |
| JP4029417B2 (en) | 1998-07-14 | 2008-01-09 | Ｓｍｃ株式会社 | Pressure regulating valve for solenoid valve assembly and solenoid valve assembly including the same |
| JP3467213B2 (en) * | 1999-07-12 | 2003-11-17 | Ｓｍｃ株式会社 | Pilot operated switching valve with position detection function |
| JP3468454B2 (en) * | 1999-07-12 | 2003-11-17 | Ｓｍｃ株式会社 | Switching valve with position detection function |
| DE10019254C2 (en) * | 2000-04-18 | 2002-04-25 | Brueninghaus Hydromatik Gmbh | Pressure control valve |
| JP3520261B2 (en) | 2001-01-30 | 2004-04-19 | Ｓｍｃ株式会社 | Spacer type pressure reducing valve |
| DE10258517B3 (en) * | 2002-12-14 | 2004-06-03 | Sauer-Danfoss (Nordborg) A/S | Hydraulic valve arrangement |
| JP2005098376A (en) * | 2003-09-24 | 2005-04-14 | Smc Corp | Valve comprising junction type housing |
| DE202005016766U1 (en) * | 2005-10-26 | 2006-01-12 | Festo Ag & Co. | valve battery |
| JP4697672B2 (en) * | 2007-06-15 | 2011-06-08 | Ｓｍｃ株式会社 | Manifold type solenoid valve device with stop valve |
| EP4191075A1 (en) | 2014-06-20 | 2023-06-07 | Asco, L.P. | Zoned manifold assembly for solenoid valve control system |
| JP2017129158A (en) * | 2016-01-18 | 2017-07-27 | アズビル株式会社 | Pressure reducing valve |
| CN106122517B (en) * | 2016-08-20 | 2019-02-15 | 北华大学 | Differential throttle valve |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3513876A (en) * | 1968-04-09 | 1970-05-26 | Akro Tec Inc | Valve manifold module and system |
| US4267862A (en) * | 1979-02-21 | 1981-05-19 | Mac Valves, Inc. | Directional control valve with flow path through valve spool |
| US4453565A (en) * | 1982-02-24 | 1984-06-12 | Mac Valves, Inc. | Four-way valve with cover mounted pressure regulating and flow control valve |
| FR2531151B1 (en) * | 1982-07-28 | 1986-10-03 | Bennes Marrel | HYDRAULIC CONTROL DISTRIBUTOR, ESPECIALLY FOR PUBLIC WORKS MACHINERY |
| US4770210A (en) * | 1987-07-23 | 1988-09-13 | Mac Valves, Inc. | Valve manifold stacking base |
| JPH09100922A (en) * | 1995-10-03 | 1997-04-15 | Nippon Pisuko:Kk | Control valve |
-
1997
- 1997-07-10 TW TW086211473U patent/TW347882U/en unknown
- 1997-07-14 US US08/892,171 patent/US5829481A/en not_active Expired - Lifetime
- 1997-07-30 KR KR1019970036026A patent/KR100244540B1/en not_active IP Right Cessation
- 1997-07-31 CN CN97115375A patent/CN1125386C/en not_active Expired - Lifetime
- 1997-07-31 DE DE69715751T patent/DE69715751T2/en not_active Expired - Lifetime
- 1997-07-31 EP EP97305753A patent/EP0822361B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US5829481A (en) | 1998-11-03 |
| KR19980018245A (en) | 1998-06-05 |
| EP0822361A3 (en) | 1998-05-20 |
| CN1177759A (en) | 1998-04-01 |
| TW347882U (en) | 1998-12-11 |
| DE69715751D1 (en) | 2002-10-31 |
| EP0822361B1 (en) | 2002-09-25 |
| KR100244540B1 (en) | 2000-02-01 |
| EP0822361A2 (en) | 1998-02-04 |
| DE69715751T2 (en) | 2003-06-12 |
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